* Always quote strings with non-ASCII characters. * Allow some non-separator and non-control characters (like "." or "-") be unquoted. * Always quote strings that end with "\n". * Use the fullmatch() method for clarity and optimization.
* Always quote strings with non-ASCII characters. * Allow some non-separator and non-control characters (like "." or "-") be unquoted. * Always quote strings that end with "\n". * Use the fullmatch() method for clarity and optimization.